ER

Edgar E. Renfrew

AC American Color And Chemical: 1 patents #4 of 11Top 40%
📍 Flemington, PA: #1 of 1 inventorsTop 100%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,077,362 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4355012 Mixed anthraquinonedisulfonic acids Dominic A. Zanella 1982-10-19